#include <iostream>
using namespace std;

int main()
{
    int age=0;
    cout<<"enter your age : "<<endl;
    cin>>age;
    if(age>=120)
        cout<<"you have entered a wrong age"<<endl;
    else if(age>18)
        cout<<"you are an adult. "<<endl;
    else
        cout<<"you are not an adult. "<<endl;
    
    return 10;
}